TREA

Ken'ichi Asakawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Raman amplifier and optical communication system
    • Patent number 7,768,698
    • Issue date Aug 3, 2010
    • Independent Administrative Institution, Japan Agency for Marine-Earth Science...
    • Toshiyuki Tokura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Raman Amplifier And Optical Communication System
    • Publication number 20080013161
    • Publication date Jan 17, 2008
    • INDEPENDENT ADMINISTRATIVE INSTITUTION, JAPAN AGENCY FOR MARINE-EARTH SCIENCE...
    • Toshiyuki Tokura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE